Finding the Fourth Proportional to 48,224,413.40, 72,336,620.10 and 14,149,203.80
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Solution
The fourth proportional to 48,224,413.40, 72,336,620.10 and 14,149,203.80 is: 21,223,805.70
Step by Step Solution
- Step 1: Write the proportion equation
48,224,413.40 : 72,336,620.10 = 14,149,203.80 : x - Step 2: Convert to fraction form
48,224,413.40/72,336,620.10 = 14,149,203.80/x - Step 3: Cross multiply
48,224,413.40x = 72,336,620.10 × 14,149,203.80 - Step 4: Simplify right side
48,224,413.40x = 1,023,505,579,998,076.38 - Step 5: Solve for x
x = 1,023,505,579,998,076.38/48,224,413.40 - Step 6: Final answer
x = 21,223,805.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.